UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6RMPU78O3tznH4hRQAZZkuVOvMip7G7gZqQ0OyTUEDs=' 
WHERE 
  key_id = 'ea91216133e7027269315c11d236c5c8ed092c883b0afbca198b061178bf3372' 
  AND (
    token = '6RMPU78O3tznH4hRQAZZkuVOvMip7G7gZqQ0OyTUEDs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )